<template>
  <el-container class="home-container">
    <el-header>
      <div>
        <img src="../assets/heima.png" alt="">
        <span>电商后台管理系统</span>
      </div>
      <el-button type="info" @click="logout">退出</el-button>
    </el-header>
    <el-container>
      <el-aside width="200px">
        <el-menu
        background-color="#333744"
        text-color="#fff"
        active-text-color="#ffd04b">
        <!-- 一级菜单 -->
        <el-submenu :index="item.id+''" v-for="item in menulist" :key="item.id">
          <!-- 一级菜单的模板区域 -->
          <template slot="title">
            <!-- 图标 -->
            <i class="el-icon-location"></i>
            <!-- 文本 -->
            <span>{{item.authName}}</span>
          </template>
          <el-menu-item :index="subItem.id+''" v-for="subItem in item.children" :key="subItem.id">
            <i class="el-icon-location"></i>
            {{subItem.authName}}
          </el-menu-item>
        </el-submenu>
      </el-menu>
      </el-aside>
      <el-main>Main</el-main>
    </el-container>
  </el-container>
</template>
<script>
export default {
  created(){
    this.getMenulist();
  },
  data () {
    return {
      menulist:[]//左侧菜单数据
    };
  },
  methods:{
    logout(){
      window.sessionStorage.clear()
      this.$router.push('/login')
    },
    async getMenulist(){
      const {data:res} = await this.$http.get('menus');
      if(res.meta.status != 200) return this.$message.error(res.meta.msg);
      this.menulist = res.data
    }
  }
}
</script>
<style lang="less" scoped>
  .home-container{
    height:100%;
  }
  .el-header{
    background-color:#373d41;
  }
  .el-aside{
    background-color:#333744;
  }
  .el-main{
    background-color:#eaedf1;
  }
  .el-header{
    background-color: #373d41;
    display: flex;
    justify-content: space-between;
    padding-left: 0;
    align-items: center;
    color: #ffffff;
    font-size: 20px;
    >div{
      display: flex;
      align-items: center;
      span{
        margin-left:15px;
      }
    }
  }
</style>